Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Array/length/define-own-prop-length-overflow-realm.js b/js/src/tests/test262/built-ins/Array/length/define-own-prop-length-overflow-realm.js
new file mode 100644
index 0000000000..565de0b0e7
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/length/define-own-prop-length-overflow-realm.js
@@ -0,0 +1,23 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-array-exotic-objects-defineownproperty-p-desc
+es6id: 9.4.2.1
+description: >
+  Error when setting a length larger than 2**32 (honoring the Realm of the
+  current execution context)
+info: |
+  [...]
+  2. If P is "length", then
+     a. Return ? ArraySetLength(A, Desc).
+features: [cross-realm]
+---*/
+
+var OArray = $262.createRealm().global.Array;
+var array = new OArray();
+
+assert.throws(RangeError, function() {
+  array.length = 4294967296;
+});
+
+reportCompare(0, 0);